The Hundred Years’ War and Regional Stability
During the Hundred Years’ War (1337–1453) between England and France, Pleshey Castle was not directly involved in major military campaigns but served as a secure administrative center supporting the war effort.Its location in Essex, near London, made it an important site for mustering troops and managing resources.
The Wars of the Roses
The 15th-century Wars of the Roses—civil wars between the houses of Lancaster and York—affected many castles across England.Pleshey Castle was held by Lancastrian supporters, and its lords played active roles in the conflict.The castle’s fortifications were maintained, but it did not witness any famous sieges or battles.
Decline and Later Use
Gradual Decline in Military Importance
By the late medieval period, changes in warfare, especially the introduction of artillery, rendered many castles obsolete.Pleshey Castle’s military significance diminished, and it was eventually allowed to fall into disrepair.
Use as a Noble Residence and Administrative Center
Although its defensive role declined, Pleshey continued to be used as a residence and local administrative hub well into the Tudor period.The castle’s structures were modified to accommodate more comfortable living conditions.
The Tudor Period and Final Decline
During the Tudor era (16th century), Pleshey Castle lost further importance as political power centralized in London and royal palaces.Parts of the castle were dismantled for building materials, and the site slowly transformed into a more peaceful manorial estate shutdown123